Desired cursor position (instead of after first colon).
@item &user-date;
Age sensitive date format. Various date format is defined in
-@code{gnus-summary-user-date-format-alist}.
+@code{gnus-user-date-format-alist}.
@item u
User defined specifier. The next character in the format string should
be a letter. Gnus will call the function
Each function takes two threads and returns non-@code{nil} if the first
thread should be sorted before the other. Note that sorting really is
-normally done by looking only at the roots of each thread.
+normally done by looking only at the roots of each thread. Exceptions
+to this rule are @code{gnus-thread-sort-by-most-recent-number} and
+@code{gnus-thread-sort-by-most-recent-date}.
If you use more than one function, the primary sort key should be the
last function in the list. You should probably always include